Decision tree courses can help you learn how to create, interpret, and optimize decision trees for data analysis, classification, and regression tasks. You can build skills in feature selection, model evaluation, and understanding overfitting versus underfitting. Many courses introduce tools like Python's scikit-learn, R's rpart, and various visualization software, that support implementing decision trees and analyzing their performance in real-world datasets.

Skills you'll gain: Data-Driven Decision-Making, Data-Driven Marketing, Spreadsheet Software, Campaign Management, Marketing Channel, Microsoft Excel, Looker (Software), Marketing Analytics, Data Storytelling, Data Quality, Data Cleansing, Performance Reporting, Snowflake Schema, Excel Formulas, Pivot Tables And Charts, Data Visualization, Key Performance Indicators (KPIs), Data Modeling, SQL, Business Intelligence
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Apache Airflow, MLOps (Machine Learning Operations), Fine-tuning, User Acceptance Testing (UAT), Prompt Patterns, LLM Application, AI Security, Extract, Transform, Load, Scripting, Technical Communication, SQL, Model Optimization, Data Pipelines, Data Presentation, Large Language Modeling, Python Programming, Performance Tuning, Root Cause Analysis, Statistical Analysis, Version Control
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Package and Software Management, User Accounts, Unix Commands, Unix, Unix Shell, Bash (Scripting Language), Command-Line Interface, Kubernetes, Git (Version Control System), User Provisioning, GitHub, OS Process Management, Firewall, Ubuntu, Docker (Software), Containerization, Network Monitoring, File Systems, TCP/IP, Version Control
★ 4 (113) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Blood Collection, Phlebotomy, Medication Administration, Healthcare Ethics, Automated External Defibrillator, Life Support, Cardiopulmonary Resuscitation (CPR), Emergency and Intensive Care, Bloodborne Pathogens, Emergency Medicine, Laboratory Testing, Respiratory Care, Pathology, Airway Management, Defibrillation, Diagnostic Tests, Direct Patient Care, Critical Thinking and Problem Solving, Decision Making, Critical Thinking
★ 4.9 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering Tools, Human Resources, Responsible AI, Developing Training Materials, Generative AI, AI Enablement, Workforce Development, Miro AI, Data Ethics, Generative AI Agents, People Analytics, People Management, AI Personalization, Talent Management, Automation, Talent Acquisition, Prompt Engineering, No-Code Development, Agentic systems, Business Operations
★ 4 (12) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: DevOps, DevSecOps, Process Optimization, Devops Tools, CI/CD, GitHub, Continuous Deployment, Continuous Integration, Software Development Tools, Continuous Delivery, Version Control, Git (Version Control System), Process Improvement, Process Improvement and Optimization, Web Development Tools, Software Development, IT Automation, Organizational Development, Business Transformation, Cross-Functional Collaboration
★ 3.9 (22) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Hospice, Patient Communication, Caregiving, Patient-centered Care, Patient Education and Support, Care Management, Patient Advocacy, Mental Health Diseases and Disorders, Psychosocial Assessments, Family Support, Treatment Planning, Mental Health, Stress Management, Discussion Facilitation, Mental Health Therapies
★ 4.9 (92) · Beginner · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Synthesis, Data Integration, Interactive Data Visualization, Data Literacy, Data Storytelling, Analysis, Data Compilation, Case Studies, Business Analytics, Advanced Analytics, People Analytics, Analytical Skills, Strategic Decision-Making, Business Metrics, Forecasting, Media and Communications, Persuasive Communication, Databases, Database Design, Innovation
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: GitHub, Git (Version Control System), Version Control, Software Versioning, Software Development Tools, Collaborative Software
★ 4.2 (53) · Beginner · Course · 1 - 4 Weeks
Madecraft
Skills you'll gain: Data Visualization, Pivot Tables And Charts, Data Presentation, Interactive Data Visualization, Data Visualization Software, Microsoft Excel, Dashboard, Dashboard Creation, Cash Flow Forecasting, Excel Formulas, Spreadsheet Software, Financial Modeling, Cash Management, Microsoft PowerPoint, Financial Forecasting, Auditing, Financial Reporting, Data Transformation, Financial Data, Financial Analysis
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Leadership and Management, Team Oriented, Performance Measurement, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Data, Oracle Cloud Applications, Forecasting, Accounting and Finance Software, Budget Management, Financial Forecasting, Budgeting, Data Management, Problem Management, Workflow Management, Strategic Planning, Month End Closing, Decision Making
★ 4.7 (15) · Intermediate · Course · 1 - 4 Weeks